Home / 1,554.04-2,331.38-860.52

Finding the Fourth Proportional to 1,554.04, 2,331.38 and 860.52

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Solution

The fourth proportional to 1,554.04, 2,331.38 and 860.52 is: 1,290.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.04 : 2,331.38 = 860.52 : x
  2. Step 2: Convert to fraction form
    1,554.04/2,331.38 = 860.52/x
  3. Step 3: Cross multiply
    1,554.04x = 2,331.38 × 860.52
  4. Step 4: Simplify right side
    1,554.04x = 2,006,199.12
  5. Step 5: Solve for x
    x = 2,006,199.12/1,554.04
  6. Step 6: Final answer
    x = 1,290.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.